" 4."(i)int cos(log x)dx

int cos(ln x)dx

int (cos(log x))/x dx =

int (cos (log x))/(x)dx

(i) int e^(4log x)dx

Evaluate the followig integrals (i) int xe^x dx " " (ii) int x cos x dx " " (iii) int log x dx " " (iv) int sin^(-1)x dx .

(i) int (log x)/x dx (ii) int (log x)^2/x dx

Evaluate: int cos(log x)dx

I=int x*log x*dx

Evaluate the following (i) int x log (1+x) dx (ii) int x log^2x dx